❤2:Non-Polarity,NO need to recognize power(+,-);directly replace the original bulb. ❤3:More output power:Up to 1.6Watts/bulb,more power & bright output than 0.8W other E10 LED bulb. Color: E10. Easy to Install:Unscrew the flashlight head, remove the fixing ring and the old bulb, and insert the E10 LED bulb to replace the bulb.